docs: def destroy(self, snapshotid, params=None):
          ''' /v1/snapshot/destroy
          POST - account
          Destroy (delete) a snapshot. There is no going
          back from this call.
  
          Link: https://www.vultr.com/api/#snapshot_destroy
          '''
          params = update_params(params, {'SNAPSHOTID': snapshotid})
          return self.request('/v1/snapshot/destroy', params, 'POST')